From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:35:18 +0200
Subject: Adding upstream version 252.22.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/sysupdate/sysupdate-resource.h | 97 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 src/sysupdate/sysupdate-resource.h

(limited to 'src/sysupdate/sysupdate-resource.h')

diff --git a/src/sysupdate/sysupdate-resource.h b/src/sysupdate/sysupdate-resource.h
new file mode 100644
index 0000000..86be0d3
--- /dev/null
+++ b/src/sysupdate/sysupdate-resource.h
@@ -0,0 +1,97 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <inttypes.h>
+#include <stdbool.h>
+#include <sys/types.h>
+
+#include "sd-id128.h"
+
+#include "hashmap.h"
+#include "macro.h"
+
+/* Forward declare this type so that the headers below can use it */
+typedef struct Resource Resource;
+
+#include "sysupdate-instance.h"
+
+typedef enum ResourceType {
+        RESOURCE_URL_FILE,
+        RESOURCE_URL_TAR,
+        RESOURCE_TAR,
+        RESOURCE_PARTITION,
+        RESOURCE_REGULAR_FILE,
+        RESOURCE_DIRECTORY,
+        RESOURCE_SUBVOLUME,
+        _RESOURCE_TYPE_MAX,
+        _RESOURCE_TYPE_INVALID = -EINVAL,
+} ResourceType;
+
+static inline bool RESOURCE_IS_SOURCE(ResourceType t) {
+        return IN_SET(t,
+                      RESOURCE_URL_FILE,
+                      RESOURCE_URL_TAR,
+                      RESOURCE_TAR,
+                      RESOURCE_REGULAR_FILE,
+                      RESOURCE_DIRECTORY,
+                      RESOURCE_SUBVOLUME);
+}
+
+static inline bool RESOURCE_IS_TARGET(ResourceType t) {
+        return IN_SET(t,
+                      RESOURCE_PARTITION,
+                      RESOURCE_REGULAR_FILE,
+                      RESOURCE_DIRECTORY,
+                      RESOURCE_SUBVOLUME);
+}
+
+/* Returns true for all resources that deal with file system objects, i.e. where we operate on top of the
+ * file system layer, instead of below. */
+static inline bool RESOURCE_IS_FILESYSTEM(ResourceType t) {
+        return IN_SET(t,
+                      RESOURCE_TAR,
+                      RESOURCE_REGULAR_FILE,
+                      RESOURCE_DIRECTORY,
+                      RESOURCE_SUBVOLUME);
+}
+
+static inline bool RESOURCE_IS_TAR(ResourceType t) {
+        return IN_SET(t,
+                      RESOURCE_TAR,
+                      RESOURCE_URL_TAR);
+}
+
+static inline bool RESOURCE_IS_URL(ResourceType t) {
+        return IN_SET(t,
+                      RESOURCE_URL_TAR,
+                      RESOURCE_URL_FILE);
+}
+
+struct Resource {
+        ResourceType type;
+
+        /* Where to look for instances, and what to match precisely */
+        char *path;
+        bool path_auto; /* automatically find root path (only available if target resource, not source resource) */
+        char **patterns;
+        sd_id128_t partition_type;
+        bool partition_type_set;
+
+        /* All instances of this resource we found */
+        Instance **instances;
+        size_t n_instances;
+
+        /* If this is a partition resource (RESOURCE_PARTITION), then how many partition slots are currently unassigned, that we can use */
+        size_t n_empty;
+};
+
+void resource_destroy(Resource *rr);
+
+int resource_load_instances(Resource *rr, bool verify, Hashmap **web_cache);
+
+Instance* resource_find_instance(Resource *rr, const char *version);
+
+int resource_resolve_path(Resource *rr, const char *root, const char *node);
+
+ResourceType resource_type_from_string(const char *s) _pure_;
+const char *resource_type_to_string(ResourceType t) _const_;
-- 
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